CN220082437U - Cartridge formula hydraulic swivel joint - Google Patents
Cartridge formula hydraulic swivel joint Download PDFInfo
- Publication number
- CN220082437U CN220082437U CN202321379875.8U CN202321379875U CN220082437U CN 220082437 U CN220082437 U CN 220082437U CN 202321379875 U CN202321379875 U CN 202321379875U CN 220082437 U CN220082437 U CN 220082437U
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- Prior art keywords
- ring
- joint
- connector
- positioning
- joint seat
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Links
- 238000007789 sealing Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 241000309551 Arthraxon hispidus Species 0.000 abstract description 20
- 125000006850 spacer group Chemical group 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a plug-in type hydraulic rotary joint, which belongs to the technical field of adapters and comprises a joint seat and a joint head movably connected in the joint seat, wherein the outer wall of the joint head is rotatably connected with a positioning ring through a bearing, the outer wall of the joint seat is fixedly connected with a fixing ring, the outer part of the joint seat is movably connected with an adjusting ring, two mounting grooves are symmetrically formed in the joint seat, a limiting rod is fixedly connected in the mounting grooves of the joint seat, a guide hole is formed in the limiting rod, a positioning pin is connected in the guide hole of the limiting rod in a sliding manner, and positioning grooves matched with the positioning pin are formed in the outer walls of two sides of the positioning ring. The plug-in type hydraulic rotary joint not only can rapidly complete the disassembly and assembly between the joint seat and the joint head, is convenient to install and easy to replace, but also can avoid oil pipe blockage after oil pipe connection is completed.
Description
Technical Field
The utility model belongs to the technical field of adapters, and particularly relates to a plug-in type hydraulic rotary joint.
Background
A hydraulic system in the mechanical forging industry is commonly used for a rotary joint, and belongs to the field of equipment forging. Because the working condition needs, the oil pipe should have a relative rotation angle, and in the oil transportation process, because the connecting tube head is fixed, the phenomenon of twisting the twist appears easily in the oil pipe, uses for a long time, appears the oil pipe jam easily.
Reference is made to the Chinese patent grant: a hydraulic swivel joint, grant bulletin number: CN214618374U, this utility model, including joint seat and joint core, joint seat and joint core are internal to communicate each other, one end of joint seat is internal to offer the hole, the hole is the stepped hole, joint core is the stepped shaft, the stepped shaft is fitted with stepped hole; the outer annular wall of one end of the joint core inserted into the inner hole is provided with a spacer ring, two sides of the spacer ring are respectively provided with a first bearing and a second bearing, the side wall of one side of the first bearing, which is far away from the spacer ring, is abutted against the side wall of the stepped hole, a check ring is arranged at the orifice of the stepped hole, and one side of the second bearing, which is far away from the spacer ring, is abutted against the check ring. When the device is connected and communicated with an oil way, oil pipe blockage can not occur, and the service life of the oil pipe is greatly prolonged; the device has better rotation effect.
However, certain disadvantages exist in the use process, such as the lack of a stable connection structure between the connector base and the connector core, and the connection stability between the connector base and the connector core cannot be ensured.
Disclosure of Invention
The utility model aims to provide a plug-in type hydraulic rotary joint, which aims to solve the problems that a stable connecting structure is lack between a joint seat and a joint core, the stability of connection between the joint seat and the joint core cannot be ensured, and gaps are possibly generated between the joint seat and the joint core in the long-term use process, so that the normal use of the joint is affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the plug-in type hydraulic rotary joint comprises a joint seat and a joint head movably connected in the joint seat, wherein the outer wall of the joint head is rotatably connected with a positioning ring through a bearing, the outer wall of the joint seat is fixedly connected with a fixing ring, and the outer part of the joint seat is movably connected with an adjusting ring;
two mounting grooves are symmetrically formed in the joint seat, a limiting rod is fixedly connected in the mounting groove of the joint seat, a guide hole is formed in the limiting rod, a positioning pin is connected in the guide hole of the limiting rod in a sliding mode, and positioning grooves matched with the positioning pin are formed in the outer walls of the two sides of the positioning ring.
In a further embodiment, the outer wall of the positioning pin is fixedly connected with a limiting ring, and the outer part of the positioning pin is sleeved with a fixing spring for supporting the limiting ring.
In a further embodiment, two pushing blocks for supporting the positioning pin are symmetrically fixed in the adjusting ring, and contact surfaces of the positioning pin and the pushing blocks are inclined surfaces.
In a further embodiment, a guide hole is formed in the outer wall of one side, facing the fixed ring, of the adjusting ring, and a guide post fixedly connected with the fixed ring is slidably connected in the guide hole of the adjusting ring.
In a further embodiment, the end face of the guide post, which is positioned inside the adjusting ring, is fixedly connected with a limiting block, and the outer part of the guide post is sleeved with a compression spring for supporting the limiting block.
In a further embodiment, a plurality of sealing grooves are formed in the connector base, sealing rings are installed in the sealing grooves of the connector base, and a blocking ring is fixedly connected to the outer wall of the connector.
The utility model has the technical effects and advantages that:
according to the plug-in type hydraulic rotary joint, the locating pin is supported by the pushing block, so that the locating pin is inserted into the locating groove of the locating ring, the connection between the joint seat and the joint head can be rapidly completed, the adjusting ring is pulled, the support of the locating pin by the pushing block is released, the limiting ring is supported by the fixing spring, the locating pin is separated from the locating ring, and the disassembly between the joint seat and the joint head can be rapidly completed;
the locating ring is rotationally connected with the connector through the bearing, can be connected with the connector after the connector base and the connector are connected, the connector base and the connector can rotate freely mutually, oil pipe blockage caused by twisting phenomenon of an oil pipe is avoided, the plug-in type hydraulic rotary connector not only can be used for rapidly completing disassembly and assembly between the connector base and the connector, but also is convenient to install and easy to replace, and oil pipe blockage can be avoided after oil pipe connection is completed.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 1 in accordance with the present utility model;
FIG. 4 is an enlarged view of the utility model at B in FIG. 2;
fig. 5 is an enlarged view of fig. 3C in accordance with the present utility model.
In the figure: 1. a joint seat; 2. a connector; 3. a seal ring; 4. a positioning ring; 5. a blocking ring; 6. a fixing ring; 7. an adjusting ring; 8. a guide post; 9. a limiting block; 10. a compression spring; 11. a limit rod; 12. a positioning pin; 13. a limiting ring; 14. a fixed spring; 15. pushing the block.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.
Unless the directions indicated by the individual definitions are used, the directions of up, down, left, right, front, rear, inner and outer are all directions of up, down, left, right, front, rear, inner and outer in the drawings shown in the present utility model, and are described herein together.
The connection mode can adopt the prior modes such as bonding, welding, bolting and the like, and is based on the actual requirement.
In order to avoid oil pipe to block after oil pipe connection is accomplished, as shown in fig. 1 and 2, connect in the joint seat 1 and have connector 2, a plurality of seal grooves have been seted up in the joint seat 1, install sealing washer 3 in the seal groove of joint seat 1, thereby guarantee the leakproofness between joint seat 1 and the connector 2, the outer wall of connector 2 is rotated through welded bearing and is connected with holding ring 4, the outer wall welding of connector 2 has blocking ring 5, and blocking ring 5 and joint seat 1 swing joint, the inside intercommunication of joint seat 1 and connector 2, both ends oil circuit intercommunication, threaded groove has all been seted up in joint seat 1 and the connector 2, thereby the convenience is connected with oil pipe, holding ring 4 is rotated with connector 2 through the bearing and is connected, can be in joint seat 1 and connector 2 connection back, joint seat 1 and connector 2 can be rotated freely each other, avoid twisting the phenomenon because of oil pipe appears, and cause oil pipe to block.
In order to quickly complete the disassembly and assembly between the joint seat 1 and the joint head 2, the joint seat is convenient to install and easy to replace, as shown in fig. 2 to 5, the outer wall of the joint seat 1 is welded with a fixed ring 6, the outer part of the joint seat 1 is movably connected with an adjusting ring 7, a guide hole is formed in the outer wall of one side of the adjusting ring 7, which faces the fixed ring 6, a guide post 8 welded and fixed with the fixed ring 6 is slidably connected in the guide hole of the adjusting ring 7, a limiting block 9 is fixedly connected to the end face of the guide post 8, which is positioned in the adjusting ring 7, a compression spring 10 for supporting the limiting block 9 is sleeved outside the guide post 8, the compression spring 10 supports the limiting block 9 and the adjusting ring 7, so that the adjusting ring 7 can be attached to the fixed ring 6 better, and meanwhile, after the adjusting ring 7 moves, the adjusting ring can be quickly reset;
two mounting grooves are symmetrically formed in the joint seat 1, a limiting rod 11 is welded in the mounting groove of the joint seat 1, a guide hole is formed in the limiting rod 11, a positioning pin 12 is connected in the guide hole of the limiting rod 11 in a sliding mode, the positioning pin 12 is of a cuboid structure, positioning grooves matched with the positioning pin 12 are formed in the outer walls of two sides of the positioning ring 4, a limiting ring 13 is fixedly connected to the outer wall of the positioning pin 12, a fixing spring 14 used for supporting the limiting ring 13 is sleeved outside the positioning pin 12, two pushing blocks 15 used for supporting the positioning pin 12 are symmetrically fixed in the adjusting ring 7, moving grooves used for moving the positioning pin 12 are formed in the adjusting ring 7, the contact surface of the positioning pin 12 and the pushing blocks 15 is an inclined surface, the positioning pin 12 can be pushed to move more conveniently, the positioning pin 12 is supported by the pushing blocks 15, the positioning pin 12 is spliced in the positioning grooves of the positioning ring 4, the joint seat 1 and the joint head 2 can be quickly completed, the positioning ring 7 is pulled, the positioning pin 15 is supported by the positioning ring 12, the fixing spring 14 is used for supporting the positioning pin 12, the positioning pin 13, the positioning pin 12 is supported by the fixing ring 13, and the joint seat 1 and the joint seat 2 can be quickly detached.
In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Working principle:
when the plug-in type hydraulic rotary joint is used, the joint head 2 is plugged into the joint head seat 1, the pushing block 15 supports the positioning pin 12, the positioning pin 12 is plugged into the positioning groove of the positioning ring 4, the connection between the joint head seat 1 and the joint head 2 can be rapidly completed, meanwhile, the limiting ring 13 compresses the fixed spring 14, then the oil pipe is respectively connected with the joint head 2 and the joint head seat 1, the positioning ring 4 is rotationally connected with the joint head 2 through a bearing, and after the joint head seat 1 and the joint head 2 are connected, the joint head seat 1 and the joint head 2 can rotate freely, so that the phenomenon of twisting the oil pipe is avoided, and the oil pipe is prevented from being blocked;
when the connector seat 1 and the connector 2 need to be disassembled, the adjusting ring 7 is pulled to drive the pushing block 15 to move, the supporting of the pushing block 15 on the positioning pin 12 is relieved, the fixing spring 14 supports the limiting ring 13, the positioning pin 12 is separated from the positioning ring 4, the connector 2 is taken out from the connector seat 1, and the disassembly between the connector seat 1 and the connector 2 can be rapidly completed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a cartridge formula hydraulic swivel joint, includes joint seat (1) and swing joint in joint seat (1) connector (2), its characterized in that: the outer wall of the connector (2) is rotationally connected with a positioning ring (4) through a bearing, the outer wall of the connector seat (1) is fixedly connected with a fixing ring (6), and the outer part of the connector seat (1) is movably connected with an adjusting ring (7);
two mounting grooves are symmetrically formed in the joint seat (1), a limiting rod (11) is fixedly connected in the mounting groove of the joint seat (1), a guide hole is formed in the limiting rod (11), a positioning pin (12) is connected in the guide hole of the limiting rod (11) in a sliding mode, and positioning grooves matched with the positioning pin (12) are formed in the outer walls of the two sides of the positioning ring (4).
2. A cartridge hydraulic swivel according to claim 1, wherein: the outer wall of the locating pin (12) is fixedly connected with a limiting ring (13), and a fixing spring (14) for supporting the limiting ring (13) is sleeved outside the locating pin (12).
3. A cartridge hydraulic swivel according to claim 2, characterized in that: two pushing blocks (15) used for supporting the positioning pins (12) are symmetrically fixed in the adjusting ring (7), and the contact surfaces of the positioning pins (12) and the pushing blocks (15) are inclined surfaces.
4. A cartridge hydraulic swivel according to claim 1, wherein: the adjusting ring (7) is provided with a guide hole towards the outer wall of one side of the fixed ring (6), and a guide post (8) fixedly connected with the fixed ring (6) is connected in a sliding manner in the guide hole of the adjusting ring (7).
5. The cartridge hydraulic swivel of claim 4 wherein: the end face of the guide post (8) positioned inside the adjusting ring (7) is fixedly connected with a limiting block (9), and the outer part of the guide post (8) is sleeved with a compression spring (10) for supporting the limiting block (9).
6. A cartridge hydraulic swivel according to claim 1, wherein: a plurality of sealing grooves are formed in the connector base (1), sealing rings (3) are arranged in the sealing grooves of the connector base (1), and a blocking ring (5) is fixedly connected to the outer wall of the connector (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321379875.8U CN220082437U (en) | 2023-06-01 | 2023-06-01 | Cartridge formula hydraulic swivel joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321379875.8U CN220082437U (en) | 2023-06-01 | 2023-06-01 | Cartridge formula hydraulic swivel joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220082437U true CN220082437U (en) | 2023-11-24 |
Family
ID=88820980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321379875.8U Active CN220082437U (en) | 2023-06-01 | 2023-06-01 | Cartridge formula hydraulic swivel joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220082437U (en) |
-
2023
- 2023-06-01 CN CN202321379875.8U patent/CN220082437U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |